TOUR D'HORIZON Meaning of TOUR D'HORIZON in English [ ˌtʊə dɒrɪ'zɒ~ \]■ noun ( plural tours d'horizon pronunciation same) a broad general survey or summary of an argument or event.OriginFr., lit. 'tour of the horizon'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004